A one-parameter family of dendriform identities |
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| Authors: | Jean-Christophe Novelli |
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| Institution: | Institut Gaspard-Monge, Université Paris-Est, 5 Boulevard Descartes, Champs-sur-Marne, 77454 Marne-la-Vallée cedex 2, France |
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| Abstract: | We prove a q-identity in the dendriform algebra of colored free quasi-symmetric functions. For q=1, we recover identities due to Ebrahimi-Fard, Manchon, and Patras, in particular the noncommutative Bohnenblust-Spitzer identity. |
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| Keywords: | Dendriform algebras Rota-Baxter algebras Noncommutative symmetric functions |
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